Update czmq_prelude.h

This is release 4.2.0

This is release 4.1.1

This is release 4.1.0

This is release 4.0.2

This is release 4.0.1

This is release 4.0.0

This is release 4.0.0-rc1

This is release 3.0.2

This is release 3.0.1